Fletcher, Rowland Erskine
Trace element fertilization of grain crops on the brown sand soils of the intermediate savannahs.
- Goergetown: Cardi, 1980.
- 7 leaves.
-(Cardi, Guyana : Technical release CG-TR 3/80).
Typescript.
Trace elements in soils.
Grain-Fertilizers and manures.
S592.6 T7 / F56